Adjustable guide rail limiting block

Abstract

The utility model discloses an adjustable guide rail limiting block, and relates to the field of guide rails, the adjustable guide rail limiting block comprises a sliding rail and a limiting mechanism mounted on the sliding rail, the limiting mechanism comprises a limiting block slidably mounted on the sliding rail, the limiting block is of a door-shaped structure, and limiting assemblies are mounted on the outer walls of the opposite sides of the limiting block; rectangular grooves are formed in the outer walls of the two sides of the limiting block correspondingly, and the inner walls of the two rectangular grooves are slidably connected with a sliding frame of the same portal structure. According to the guide rail limiting block, the two limiting assemblies are arranged on the limiting block, the limiting block is stably fixed to the sliding rail conveniently through cooperation between the racks in the limiting assemblies and the tooth grooves in the sliding rail, the stability of the limiting block is improved through cooperation between the tooth grooves and the racks, and the problem that an existing guide rail limiting block is poor in stability is solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of guide rails, in particular to an adjustable guide rail limiting block. BACKGROUND

[0002] A guide rail is a groove or ridge made of metal or other materials that can bear, fix, guide mobile devices or equipment and reduce their friction. The longitudinal groove or ridge on the surface of the guide rail is used to guide, fix machine parts, special equipment, instruments, etc. The guide rail, also known as a linear guide rail, is used for linear reciprocating motion occasions and has a higher load rating while being able to withstand certain loads under high load conditions. The guide rail limiting block is a part installed at both ends of the guide rail to limit the sliding block.

[0003] According to the search, the patent with the patent number CN218882890U discloses an adjustable guide rail limiting block, which comprises a guide rail body, the front end of the guide rail body is connected with a limiting block body through a movable connection, a slot is formed in the lower end of the limiting block body, a limiting device is movably connected to the upper end of the limiting block body, a buffer device is fixedly connected to the rear end of the limiting block body, the buffer device is located on the upper part of the guide rail body, and the buffer device does not contact the guide rail body. A sliding groove is formed in the limiting block body, and a through slot is formed in the left and right parts of the lower groove wall of the sliding groove.

[0004] The adjustable guide rail limiting block in the above patent has the following disadvantages: the limiting device in the above patent is used to limit the limiting block, but the limiting device mainly limits through friction, and the limiting block will be slightly displaced after being impacted for a long time. Content of the utility model

[0005] In order to solve the problem of poor stability of the limiting device on the existing limiting block, the present application provides an adjustable guide rail limiting block.

[0006] The adjustable guide rail limiting block provided by the present application adopts the following technical scheme:

[0007] An adjustable guide rail limiting block comprises a sliding rail and a limiting mechanism installed on the sliding rail, the limiting mechanism comprises a limiting block slidably installed on the sliding rail, the limiting block has a door-shaped structure, limiting assemblies are installed on the opposite outer walls of the limiting block, rectangular grooves are formed in the outer walls of the limiting block, and a sliding frame of a door frame structure is slidably connected to the inner walls of the two rectangular grooves.

[0008] By adopting the above technical scheme, two limiting assemblies are arranged on the limiting block, which facilitates the fixation of the limiting block on the sliding rail, and the rectangular grooves formed on the limiting block facilitate the sliding installation of the sliding frame.

[0009] The inner wall of one side of each of the two rectangular grooves is provided with a rectangular opening, and the inner walls of two sides of the two rectangular openings are rotatably connected with a fixed pulley.

[0010] By adopting the above technical scheme, the fixed pulley is conveniently installed through the rectangular opening in the rectangular groove.

[0011] The limiting assembly comprises a sliding block fixedly connected to the limiting block, and the inner wall of the sliding block is fixedly connected with two symmetrically arranged fixed rods, and the outer wall of each of the two fixed rods is sleeved with spring two.

[0012] By adopting the above technical scheme, the fixed rod is conveniently installed through the setting of the sliding block, and the spring two is conveniently installed through the setting of the two fixed rods.

[0013] One side of the outer wall of the sliding block is provided with an opening, and the inner wall of the opening is slidably connected with a driving seat, and the driving seat is slidably connected to the outer wall of the two fixed rods.

[0014] By adopting the above technical scheme, the driving seat is conveniently slidably installed through the opening, and the sliding trajectory of the driving seat is conveniently limited through the setting of the fixed rod.

[0015] The inner walls of the two sides of the sliding rail are provided with a plurality of equidistantly distributed tooth grooves, and one side of the outer wall of the driving seat is fixedly connected with a rack matched with the tooth grooves.

[0016] By adopting the above technical scheme, the limiting block is conveniently fixed through the matching rack through the opening of the tooth groove in the sliding rail, thereby improving the stability of the limiting block.

[0017] One side of the outer wall of the driving seat is fixedly connected with a steel wire, and the steel wire is fixedly connected to the sliding frame through the fixed pulley.

[0018] By adopting the above technical scheme, the driving seat and the sliding frame are conveniently connected through the setting of the steel wire, and the direction of the steel wire is conveniently changed through the setting of the fixed pulley.

[0019] The inner walls of the two sides of each of the two rectangular grooves are provided with a strip-shaped groove, and the inner walls of the four strip-shaped grooves are fixedly connected with mounting rods, the outer walls of the four mounting rods are sleeved with spring one, and the outer walls of the four mounting rods are slidably connected with sliding blocks, and the four sliding blocks are fixedly connected to the sliding frame.

[0020] By adopting the above technical scheme, the sliding frame is conveniently assisted to return to the original position through the cooperation between the sliding block and the spring one.

[0021] In summary, the present application has at least one of the following beneficial technical effects:

[0022] 1. The application sets two limiting components on the limiting block, the cooperation between the gear rack and the gear slot in the sliding rail, which facilitates the stable fixation of the limiting block on the sliding rail, and improves the stability of the limiting block through the cooperation between the gear slot and the gear rack, solving the poor stability of the existing guide rail limiting block;

[0023] 2. The application sets spring two and driving seat in the limiting component, spring two drives driving seat to move, and then facilitates the engagement of the gear rack and the gear slot, and through the cooperation between the steel rope and the sliding frame, it is convenient to pull the driving seat to drive the gear rack to move, so as to facilitate the adjustment of the position of the gear rack, and through the adjustment of the position of the gear rack, it is convenient to lock and unlock the limiting block, thereby ensuring the stability of the limiting block; BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 The overall structure of the adjustable guide rail limiting block of the embodiment of the application is shown in the figure;

[0025] Figure 2 The figure shows the structure of the embodiment of the application mainly from the side view;

[0026] Figure 3 The figure shows the structure of the limiting mechanism of the embodiment of the application;

[0027] Figure 4 The figure shows the cross-sectional structure of the limiting component of the embodiment of the application;

[0028] Reference signs: 1, sliding rail; 2, limiting mechanism; 3, gear slot; 4, limiting block; 5, limiting component; 6, rectangular slot; 7, sliding frame; 8, rectangular port; 9, fixed pulley; 10, sliding block; 11, mounting rod; 12, spring one; 13, driving seat; 14, gear rack; 15, fixed rod; 16, spring two; 17, steel rope; 18, sliding block. DETAILED DESCRIPTION

[0029] The following will be described in detail in combination with the drawings Figures 1-4 The application will be further described in detail.

[0030] The embodiment of the application discloses an adjustable guide rail limiting block.

[0031] Refer to Figures 1-3 An adjustable guide rail limiting block, comprising a sliding rail 1 and a limiting mechanism 2 mounted on the sliding rail 1;

[0032] Refer to Figures 2-3The limiting mechanism 2 slidably mounted on the slide rail 1 comprises a limiting block 4 slidably mounted on the slide rail 1, and the limiting block 4 is of a door type structure, limiting assemblies 5 are mounted on the opposite outer walls of the limiting block 4, rectangular grooves 6 are formed in the outer walls of the limiting block 4, a sliding frame 7 of a door frame structure is slidably connected to the inner walls of the two rectangular grooves 6, rectangular openings 8 are formed in the inner walls of one side of the two rectangular grooves 6, the inner walls of the two sides of the two rectangular openings 8 are rotatably connected with the same pulley 9, strip-shaped grooves are formed in the inner walls of the two sides of the two rectangular grooves 6, mounting rods 11 are fixedly connected to the inner walls of the four strip-shaped grooves, spring 1 12 is sleeved on the outer walls of the four mounting rods 11, and sliding blocks 10 are slidably connected to the outer walls of the four mounting rods 11, and the four sliding blocks 10 are fixedly connected to the sliding frame 7.

[0033] In use, the two limiting assemblies 5 provided on the limiting block 4 facilitate the fixation of the limiting block 4 on the slide rail 1, the rectangular grooves 6 formed on the limiting block 4 facilitate the sliding installation of the sliding frame 7, the rectangular openings 8 formed in the rectangular grooves 6 facilitate the installation of the pulley 9, and the cooperation between the sliding block 10 and the spring 1 12 facilitates the restoration of the sliding frame 7 to the original position.

[0034] With reference to Figures 3-4 The limiting assemblies 5 facilitating the fixation of the limiting block 4 on the slide rail 1 comprise sliding blocks 18 fixedly connected to the limiting block 4, the inner walls of the sliding blocks 18 are fixedly connected with two symmetrically arranged fixed rods 15, spring 2 16 is sleeved on the outer walls of the two fixed rods 15, an opening is formed in the outer wall of the sliding block 18, the inner wall of the opening is slidably connected with a driving seat 13, the driving seat 13 is slidably connected to the outer walls of the two fixed rods 15, a plurality of equidistantly distributed tooth grooves 3 are formed in the inner walls of the slide rail 1, a rack 14 matched with the tooth grooves 3 is fixedly connected to the outer wall of one side of the driving seat 13, a steel wire 17 is fixedly connected to the outer wall of one side of the driving seat 13 and passes through the pulley 9 and is fixedly connected to the sliding frame 7.

[0035] In use, when the sliding frame 7 moves upward, the spring 1 12 is directly compressed by the sliding block 10, at the same time, the spring 2 16 on the fixed rod 15 is compressed by the steel wire 17 pulling the driving seat 13, when the driving seat 13 moves and drives the rack 14 to move away from the tooth groove 3, the limiting block 4 can be moved to a designated position, then the sliding frame 7 is released, under the action of the spring 1 12, the sliding frame 7 is restored to the original position, at the same time, the two spring 2 16 directly drive the driving seat 13 to drive the rack 14 and the tooth groove 3 to engage, the cooperation between the steel wire 17 and the pulley 9 facilitates the change of the direction of the steel wire 17, thereby facilitating the pulling of the steel wire 17 to drive the driving seat 13 to slide on the fixed rod 15 when the sliding frame 7 moves upward, and the locking of the rack 14 to the limiting block 4 is released.

[0036] The implementation principle of the adjustable guide rail limiting block is as follows: when the limiting block 4 needs to be moved, the sliding frame 7 is directly pulled to move upwards, the sliding frame 7 is directly matched with the spring one 12 to compress the spring one 12 when the sliding frame 7 moves upwards, and the steel rope 17 is directly used to pull the driving seat 13 to compress the spring two 16 on the fixed rod 15, the gear rack 14 is directly driven to move away from the gear slot 3 when the driving seat 13 moves, and then the limiting block 4 can be moved to a specified position, and then the sliding frame 7 is released, the sliding frame 7 is driven to return to the original position under the action of the spring one 12, and the two spring two 16 directly drive the driving seat 13 to drive the gear rack 14 and the gear slot 3 to engage, so that the limiting block 4 is conveniently limited.

[0037] The above are preferred embodiments of the present application, and are not intended to limit the inclusive scope of the present application. Therefore, equivalent changes made in the structure, shape, principle and the like of the present application should be covered within the inclusive scope of the present application.

Claims

1. An adjustable guide rail limit block, comprising a slide rail (1) and a limiting mechanism (2) mounted on the slide rail (1), characterized in that: The limiting mechanism (2) comprises a limiting block (4) slidingly installed on the slide rail (1), the limiting block (4) is of a door type structure, limiting assemblies (5) are installed on opposite sides of the limiting block (4), rectangular grooves (6) are formed in the outer walls of the limiting block (4), and a sliding frame (7) of a door frame structure is slidingly connected to the inner walls of the two rectangular grooves (6); Rectangular openings (8) are formed in the inner walls of one side of the two rectangular grooves (6), and the inner walls of the two sides of the two rectangular openings (8) are rotatably connected with fixed pulleys (9); The limiting assembly (5) comprises a sliding block (18) fixedly connected to the limiting block (4), the inner wall of the sliding block (18) is fixedly connected with two symmetrically arranged fixed rods (15), the outer walls of the two fixed rods (15) are sleeved with two springs (16); An opening is formed in the outer wall of one side of the sliding block (18), the inner wall of the opening is slidingly connected with a driving seat (13), and the driving seat (13) is slidingly connected to the outer walls of the two fixed rods (15); The inner walls of the two sides of the slide rail (1) are provided with a plurality of equidistantly distributed tooth grooves (3), and the outer wall of one side of the driving seat (13) is fixedly connected with a rack (14) matched with the tooth grooves (3); The outer wall of one side of the driving seat (13) is fixedly connected with a steel wire (17), and the steel wire (17) is fixedly connected to the sliding frame (7) through the fixed pulley (9).

2. The adjustable rail stop of claim 1, wherein: The inner walls of the two sides of the two rectangular grooves (6) are provided with strip-shaped grooves, the inner walls of the four strip-shaped grooves are fixedly connected with mounting rods (11), the outer walls of the four mounting rods (11) are sleeved with springs (12), the outer walls of the four mounting rods (11) are slidingly connected with sliding blocks (10), and the four sliding blocks (10) are fixedly connected to the sliding frame (7).

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